Jon Bokenkamp Creator, Executive Producer James Spader Raymond "Red" Reddington Actor Megan Boone Elizabeth "Liz" Keen Actor Diego Klattenhoff Donald Ressler Actor Amir Arison Aram Mojtabai Actor Mozhan Marnò Samar Navabi Actor Hisham Tawfiq Dembe Zuma Actor Harry Lennix Harold Cooper Actor Mark Linn-Baker Dr. Jonathan Nikkila Guest Star Clark Middleton Glen Carter Guest Star Ken Leung AUSA Michael Sima Guest Star David Berman Dr. Ogden Maguire Guest Star Becky Ann Baker Judge Roberta Wilkins Guest Star Nimo Gandhi Abdul Kedir Guest Star Richard Toth Bob Lockemy Guest Star Matthew Porretta J. Schmock Guest Star Nancy Meyer Merriam Lockemy Guest Star Denia Brache Rosa Guest Star Erika Woods Officer Talbert Guest Star Gerson Gomez Tony Montez Guest Star Randy Kovitz Committee Chairman Guest Star Clark Carmichael Congressman 2 Guest Star Ralph Adriel Johnson ER Nurse 1 Guest Star Susan Oliveras ER Nurse 2 Guest Star Tessa Frascogna Girl Guest Star Lou Martini Jr. Potential Juror 1, Cab Driver Guest Star Cathy Salvodon Potential Juror 2, School Teacher Guest Star Guy Margo Potential Juror 3, Factory Worker Guest Star Liz McCartney Potential Juror 4, Pug Lady Guest Star Christianne Tisdale Potential Juror 5, Fam of Crime Victim Guest Star Lawrence Winslow Potential Juror 6, Veteran Guest Star Jon Conver Potential Juror 7, Tattooed Anarchist Guest Star Margaret Ivey Staffer Guest Star Elizabeth Ingram Surgeon Guest Star Leslie Frohberg Woman (Dixie) Guest Star Desi Waters Court Clerk Guest Star Kelley Curran Co-Counsel Guest Star John Eisendrath Executive Producer John Davis Executive Producer John Fox Executive Producer Kurt Kuenne Director Jonathan Shapiro Writer Lukas Reiter Writer